Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

PrimeNet Exponent Status

Exponent Range:










MnStatusDetails
140081237No known factors, not tested for primality
TF
No factors below 277
TF target 277
P-1
B1 = 814000
B2 = 82801530
History
DateUserTypeResult
2024-09-26Ryan PropperNF-PM1
B1=814000, B2=82801530
2024-08-21RichardNF
no factor from 2^76 to 2^77
2017-08-07Oliver KruseNF
no factor from 2^70 to 2^76
2015-05-05Judge HaleNF
no factor from 2^69 to 2^70
2015-05-05Judge HaleNF
no factor from 2^68 to 2^69
2015-05-05Judge HaleNF
no factor from 2^67 to 2^68
2015-02-13OS1NF
no factor from 2^66 to 2^67
2012-12-02RichardNF
no factor from 2^65 to 2^66
2010-12-10RichardNF
no factor from 2^64 to 2^65
2010-06-14Torchwood InstituteNF
no factor from 2^63 to 2^64